/*
 * Copyright (C) 2003-2009 eXo Platform SAS.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.chromattic.test.common;

import junit.framework.TestCase;
import org.chromattic.common.CopyingInputStream;

import java.io.InputStream;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Arrays;

/**
 * @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
 * @version $Revision$
 */
public class CopyingInputStreamTestCase extends TestCase {

  public void testCopy() throws IOException {
    byte[] bytes = {0,1,2};
    InputStream in = new ByteArrayInputStream(bytes);
    CopyingInputStream copying = new CopyingInputStream(in);
    assertEquals(0, copying.read());
    byte[] bilto = copying.getBytes();
    assertTrue(Arrays.equals(new byte[]{0}, bilto));
    assertEquals(1, copying.read());
    assertTrue(Arrays.equals(new byte[]{0,1}, copying.getBytes()));
    assertEquals(2, copying.read());
    assertTrue(Arrays.equals(new byte[]{0,1,2}, copying.getBytes()));
    assertEquals(-1, copying.read());
    assertTrue(Arrays.equals(new byte[]{0,1,2}, copying.getBytes()));
    assertEquals(-1, copying.read());
    assertTrue(Arrays.equals(new byte[]{0,1,2}, copying.getBytes()));
  }
}
